DIFF Subgroup Additional Only
H03B 2201/025 the means being an electronic switch for switching in or out oscillator elements
Full Title
Aspects of oscillators relating to varying the frequency of the oscillations > Varying the frequency of the oscillations by electronic means > the means being an electronic switch for switching in or out oscillator elements
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Note: 2 CPC extensions are marked as secondary classification only.